TY  - BOOK
AU  - Frank D., Graham
TI  - Audels new electric library
U1  - 621.3 
PY  - 1939///
CY  - New york : 
PB  - American publishers, 
KW  - ELECTRICIDAD
KW  - ELECTRICIDAD-MEDICIONES
N1  - For engineers electricians all electrical workers mechanics and students. incluye foreword, how to use this book e finder. numero de inventario 3284.
ER  -